D-Link DSN-6120 User Manual page 51

PD column description:

Slot
Size (GB)
(MB)
RG Name
Status
Health
Usage
Figure 4.4.1.4
The position of a hard drive. The button next to the number of
slot shows the functions which can be executed.
Capacity of hard drive. The unit can be displayed in GB or MB.
RAID group name.
The status of hard drive:
"Online"  the hard drive is online.

"Rebuilding"  the hard drive is being rebuilt.

"Transition"  the hard drive is being migrated or is

replaced by another disk when rebuilding occurs.
"Scrubbing"  the hard drive is being scrubbed.

The health of hard drive:
"Good"  the hard drive is good.

"Failed"  the hard drive is failed.

"Error Alert"  S.M.A.R.T. error alert.

"Read Errors"  the hard drive has unrecoverable read

errors.
The usage of hard drive:
"RAID disk"  This hard drive has been set to

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